yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame^] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* |
| 3 | * stat() for uClibc |
| 4 | * |
| 5 | * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> |
| 6 | * |
| 7 | * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. |
| 8 | */ |
| 9 | |
| 10 | #include <sys/syscall.h> |
| 11 | #include <unistd.h> |
| 12 | #include <sys/stat.h> |
| 13 | #include "xstatconv.h" |
| 14 | |
| 15 | #undef stat |
| 16 | |
| 17 | int stat(const char *file_name, struct stat *buf) |
| 18 | { |
| 19 | int result; |
| 20 | #ifdef __NR_stat64 |
| 21 | /* normal stat call has limited values for various stat elements |
| 22 | * e.g. uid device major/minor etc. |
| 23 | * so we use 64 variant if available |
| 24 | * in order to get newer versions of stat elements |
| 25 | */ |
| 26 | struct kernel_stat64 kbuf; |
| 27 | result = INLINE_SYSCALL(stat64, 2, file_name, &kbuf); |
| 28 | if (result == 0) { |
| 29 | __xstat32_conv(&kbuf, buf); |
| 30 | } |
| 31 | #else |
| 32 | struct kernel_stat kbuf; |
| 33 | |
| 34 | result = INLINE_SYSCALL(stat, 2, file_name, &kbuf); |
| 35 | if (result == 0) { |
| 36 | __xstat_conv(&kbuf, buf); |
| 37 | } |
| 38 | #endif |
| 39 | return result; |
| 40 | } |
| 41 | libc_hidden_def(stat) |
| 42 | |
| 43 | #if ! defined __NR_stat64 && defined __UCLIBC_HAS_LFS__ |
| 44 | strong_alias_untyped(stat,stat64) |
| 45 | libc_hidden_def(stat64) |
| 46 | #endif |